US Bridges

N Marty Ave over Herndon Canal

Fair

Fresno County, California · 0.25 MI S/O Shaw Ave · Structure no. 42C0603

Built
1992
33 years old
Condition
Fair
inspected December 2024
Type
Slab
Concrete Continuous
Length
58 ft
3 main spans
Daily traffic
13,612
2003 count
Owner
City
City or Municipal Highway Agency

About this bridge

N Marty Ave over Herndon Canal is a concrete continuous slab carrying N Marty Ave over Herndon Canal in Fresno County, California. It was built in 1992, so it is 33 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 13,612 vehicles a day, roughly 5% of them trucks, projected to reach 14,330 by 2042. The structure is 58 ft (17.7 m) long and 103 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesN Marty Ave
CrossesHerndon Canal
Location0.25 MI S/O Shaw Ave
RouteCity Street 0
CountyFresno County
StateCalifornia
Coordinates36.8057, -119.85793
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length58 ft (17.7 m)
Longest span19 ft (5.8 m)
Deck width103 ft (31.5 m)
Roadway width83 ft (25.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,612 (2003)
Projected traffic14,330 by 2042
Trucks5%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was N Marty Ave over Herndon Canal built?

It was built in 1992, making it 33 years old in 2025.

What condition is N Marty Ave over Herndon Canal in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2024.

How much traffic does N Marty Ave over Herndon Canal carry?

About 13,612 vehicles per day (2003 count), of which roughly 5% are trucks.

How long is N Marty Ave over Herndon Canal?

The structure is 58 ft (17.7 m) long with a longest span of 19 ft (5.8 m) and a deck 103 ft wide.

Who owns N Marty Ave over Herndon Canal?

It is owned by the City or Municipal Highway Agency.